Manufacturer Part Number
LT8390EFE#PBF
Manufacturer
Analog Devices
Introduction
The LT8390EFE#PBF is a versatile DC-DC switching controller designed for power management, capable of step-up and step-down operations with a transistor driver output.
Product Features and Performance
Supports both step-up and step-down functions
Buck-Boost topology for efficient power conversion
Single output with one phase
Capable of synchronizing with an external clock
Incorporates features like current limit, frequency control, and soft start
Operates within a voltage supply range of 4V to 60V
Switching frequency adjustable from 190kHz to 630kHz
Maximum duty cycle of 95%
Synchronous rectification for improved efficiency
Product Advantages
Versatility with buck-boost capability
High duty cycle for increased power output
Robust thermal and electrical specifications for harsh environments
Synchronous rectifier enhances efficiency at heavy loads
Key Technical Parameters
Output Type: Transistor Driver
Voltage Supply (Vcc/Vdd): 4V ~ 60V
Frequency Switching: 190kHz ~ 630kHz
Duty Cycle (Max): 95%
Operating Temperature: -40°C ~ 125°C (TJ)
Quality and Safety Features
Operates effectively in extreme temperatures from -40°C to 125°C
Compatibility
Compatible with a variety of external components due to adjustable switching frequency and voltage supply range
Application Areas
Suitable for industrial power supplies, automotive applications, and telecommunications equipment
Product Lifecycle
Currently active product status
No indication of nearing discontinuation
Several Key Reasons to Choose This Product
Flexibility in operating voltage and switching frequency permits use in diverse systems
High-efficiency operation due to synchronous rectification technology
Extended operational temperature range suitable for challenging environments
Soft start and current limit features for improved safety and reliability
Compact and robust package suitable for space-constrained applications